code: def _reseed_random():
      if "random" not in sys.modules:
          return
      import random
  
      # If os.urandom is available, this method does the same thing as
      # random.seed (at least as of python 2.6).  If os.urandom is not
      # available, we mix in the pid in addition to a timestamp.
      try:
          seed = long(hexlify(os.urandom(16)), 16)
      except NotImplementedError:
          seed = int(time.time() * 1000) ^ os.getpid()
      random.seed(seed)
  
imports: from __future__ import absolute_import, division, print_function
  import errno
  import os
  import signal
  import subprocess
  import sys
  import time
  from binascii import hexlify
  from tornado.concurrent import Future
  from tornado import ioloop
  from tornado.iostream import PipeIOStream
  from tornado.log import gen_log
  from tornado.platform.auto import set_close_exec
  from tornado import stack_context
  from tornado.util import errno_from_exception, PY3
label_desc: Use image node_id 2 for calling a global function with example usage: _reseed_random() without return types